diff --git a/configure.ac b/configure.ac
index 9dbfe12..f544b10 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,11 +1,12 @@
 AC_INIT([stomp], [0.1], [evgeni_dobrev@developer.bg],[],[https://github.com/evgenido/stomp])
 AC_CONFIG_MACRO_DIR([m4])
-AM_INIT_AUTOMAKE([-Wall -Werror foreign 1.11])
+AM_INIT_AUTOMAKE([-Wall -Werror foreign 1.11 subdir-objects])
 AM_SILENT_RULES([yes])
 LT_INIT
 AC_PROG_CC
 PKG_CHECK_MODULES(CHECK,[check], [HAVE_CHECK=yes], [HAVE_CHECK=no])
 AM_CONDITIONAL(HAVE_CHECK, test x$HAVE_CHECK = xyes)
+AM_PROG_AR
 
 AC_SUBST([STOMP_SO_VERSION], [0:0:0])